if table is deterministic, there is no need to check hPlus because hMinus == hPlus

learning/observationtable.py

@@ -290,7 +290,10 @@ class Table:
             # priority to hMinus suffixes
             return newSuffixes
         else:
+            # If the table is complete, no need to check hPlus (hPlus == hMinus)
+            if self.getObservableTraces() != set():
                 return self._isNotReducible(chaos=True)
+            return set()
 
     def _isNotReducible(self, chaos=False):
         # function used for filtering rows, we want only those which
@@ -428,7 +431,11 @@ class Table:
             # priority to hMinus suffixes
             return newSuffixes
         else:
+            # If the table is complete, no need to check hPlus (hPlus == hMinus)
+            if self.getObservableTraces() != set():
                 return self._isNotConsistent(chaos=True)
+            return set()
+
 
     def _isNotConsistent(self, chaos=False):
         # get all combinations of rows in S, with repetitions for hPlus